If you're answers consist of:
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a. mutation 
b. genetic drift 
c. inheritance of acquired characteristics 
d. natural selection
Then you're answer is D.) Natural Selection 
Hope this helped!! :)</span>
        
             
        
        
        
You are testing for the presence of starch: Iodine dissolved in an aqueous solution of potassium iodide - reacts with starch producing a deep blue-black color. This reaction is the result of the formation of polyiodide chains from the reaction of starch and iodine.
 
        
             
        
        
        
When carbon is exchanged along the biosphere
        
             
        
        
        
The answer is benefit segmentation. It gives the details of product features that the costumers will get. Also, it lets them see the advantages they would get upon on using it. 
Benefit segmentation is done to attract potential customers who wanted to gain services and quality output.